Back scratcher



FIG. 1 is a perspective view of a back scratcher, showing our new design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a left-side elevational view of FIG. 1;

FIG. 5 is a right-side elevational view of FIG. 1;

FIG. 6 is a top plan view of FIG. 1; and,

FIG. 7 is a bottom plan view of FIG. 1.

In the drawings, the broken lines illustrate portions of the article which form no part of the claimed design. 

CLAIM The ornamental design for a back scratcher, as shown and described. 